Crude oil futures gained ground in the last trading day of the month after the release of the EIA’s report showing a further drop in oil well drilling in the United States. Hence, Brent crude for July delivery rose slightly to $35.33 a barrel, while, the more active August contract settled at $37.84, edging $1.81 higher, or roughly 5%. WTI crude for July delivery settled at $35.49 a barrel, surging $2.24, or 5.3%.